refactor: replace `assert` with `ValueError` (#14970)

src/transformers/models/bert_generation/modeling_bert_generation.py

@@ -114,13 +114,8 @@ def load_tf_weights_in_bert_generation(
             else:
                 model_pointer = model_pointer.weight
 
-            try:
-                assert (
-                    model_pointer.shape == array.shape
-                ), f"Pointer shape {model_pointer.shape} and array shape {array.shape} mismatched"
-            except AssertionError as e:
-                e.args += (model_pointer.shape, array.shape)
-                raise
+            if model_pointer.shape != array.shape:
+                raise ValueError(f"Pointer shape {model_pointer.shape} and array shape {array.shape} mismatched")
             logger.info(f"Initialize PyTorch weight {key}")
 
             model_pointer.data = torch.from_numpy(array.astype(np.float32))